Sumner County Map, Tennessee

Written and Fact-checked by | Updated On: April 28, 2026 | 15:21 ET

Map of Sumner County - Sumner County is a county located in the U.S. state of Tennessee. Sumner County Map showing cities, highways, important places and water bodies. Get Where is Sumner County located in the map, major cities in Sumner county, population, areas, and places of interest.

Map of Sumner County, Tennessee

Map of Sumner County, Tennessee

About Sumner County Map, Tennessee: The map showing the county boundary, county seat, major cities, highways and neighbouring counties.

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About Sumner County, Tennessee

Sumner County is a county located in the U.S. state of Tennessee. It's county seat is Gallatin. As per 2020 census, the population of Sumner County is 200557 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 529 sq mi (1,370 km2). Sumner County was established on 1786.

Sumner County Facts

ContinentNorth America
CountryUnited States
StateTennessee
County SeatGallatin
Largest City/TownHendersonville
Established1786
Total Area552 sq mi
Land Area529 sq mi
Water Area23 sq mi
Population196,281 (Census 2020)
Population Density371 people per sq mi
Time ZoneCentral (CST)
Major HighwaysI-65, TN-386, US-31E, US-231
Neighboring CountiesRobertson County, Davidson County, Wilson County, Trousdale County, Macon County, Allen County (KY)
Famous ForOld Hickory Lake, country music history, growing suburbs
Top AttractionsBledsoe Creek State Park, Old Hickory Lake, Historic Cragfont
Official Websitehttps://www.sumnertn.org

Cities and Towns in Sumner County, Tennessee

  • Gallatin (county seat) – 44,431 (Census 2020)
  • Hendersonville – 61,753 (Census 2020)
  • Portland – 12,154 (Census 2020)
  • Westmoreland – 2,418 (Census 2020)

Roads and Highways in Sumner County

Sumner County is well connected to Nashville and surrounding areas through a network of interstates and state highways.

  • Interstate 65 (I-65) – Runs north-south connecting the county to Nashville and Kentucky
  • Tennessee State Route 386 (TN-386) – Main route linking Hendersonville and Gallatin to Nashville
  • U.S. Route 31E (US-31E) – Connects Gallatin to Nashville and northern Tennessee
  • U.S. Route 231 (US-231) – Runs through the county connecting to Lebanon and Kentucky

Neighboring Counties of Sumner County

  • Robertson County (west)
  • Davidson County (southwest)
  • Wilson County (south)
  • Trousdale County (east)
  • Macon County (northeast)
  • Allen County, KY (north)

Top Attractions in Sumner County

Sumner County offers a mix of lakeside recreation, historic sites, and suburban attractions near Nashville.

  • Bledsoe Creek State Park – Popular for hiking, camping, and lake access
  • Old Hickory Lake – Great for boating, fishing, and waterfront views
  • Historic Cragfont – Preserved 18th-century mansion with guided tours
  • Rock Castle – Historic home of General Daniel Smith
  • Drakes Creek Park – Family-friendly park with trails and sports fields
  • Triple Creek Park – Large park with playgrounds and open spaces
  • Sumner County Museum – Showcases local history and heritage

Distance from Sumner County to Nearby Cities

  • Gallatin to Nashville – 30 mi (48 km)
  • Gallatin to Bowling Green – 45 mi (72 km)
  • Gallatin to Clarksville – 60 mi (97 km)
  • Gallatin to Lebanon – 25 mi (40 km)
  • Gallatin to Knoxville – 160 mi (257 km)

FAQs about Sumner County

What is Sumner County known for?

Sumner County is known for Old Hickory Lake, historic sites, and its growing suburban communities.

What is the county seat of Sumner County?

Gallatin is the county seat of Sumner County.

What is the largest city in Sumner County?

Hendersonville is the largest city in the county.

Is Sumner County near Nashville?

Yes, it is located just northeast of Nashville.

What outdoor activities are available in Sumner County?

Visitors can enjoy boating, fishing, hiking, and park activities around the county.

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